
Chapter 5
Internet Connection Troubleshooting
5.2 LED Diagnostics
Checking the LEDs After establishing Internet connectivity, at least following LEDs should solidly light green: Power, DSL, Internet.
| LED status | Possible solutions | |
| 
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 | |
| No LEDs are lit or | Make sure the SpeedTouch™ is plugged into an | |
| flashing | electrical outlet. | |
| 
 | Make sure you are using the correct power supply | |
| 
 | for your SpeedTouch™ device, that is a 15V AC | |
| 
 | power adapter, like the one provided. | |
| 
 | Make sure the power switch on the SpeedTouch™ | |
| 
 | is turned on. | |
| 
 | 
 | |
| DSL LED is flashing | Your service is unable to synchronise. | |
| green or no DSL LED | Ensure the SpeedTouch™ is plugged into the DSL- | |
| 
 | ||
| 
 | enabled phone line. | |
| 
 | Ensure  | |
| 
 | not, there is a big chance you also have a bad | |
| 
 | regular telephone service). | |
| 
 | Make sure you use the right power supply (15V | |
| 
 | AC). | |
| 
 | Make sure that the correct SpeedTouch™ variant is | |
| 
 | used for your DSL service (ISDN/POTS). | |
| 
 | Unplug the SpeedTouch™, reboot your computer | |
| 
 | and then plug the SpeedTouch™ back in. | |
| 
 | If you have previously had a working connection, | |
| 
 | call your ISP to check for service outages. | |
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 | 
 | |
| No Ethernet LED | No Ethernet connectivity: | |
| No Ethernet’s Link | Make sure the Ethernet cable(s) are firmly | |
| Integrity/Activity | ||
| connected to the  | ||
| LED | ||
| Make sure you are using the correct cable type for | ||
| 
 | ||
| 
 | your Ethernet equipment. | |
| 
 | Make sure the Ethernet NIC driver is correctly | |
| 
 | installed and enabled on your computer. Power | |
| 
 | safe options for the Ethernet NIC should preferably | |
| 
 | be disabled. | |
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 | 
 | |
| No USB LED | No USB connectivity: | |
| 
 | Make sure the USB cable is firmly connected to the | |
| 
 | USB port. | |
| 
 | Make sure the USB driver is correctly installed and | |
| 
 | enabled on your computer. | |
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| 33 | |
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